by steps
000000 000000
000000
738747 738747
738747
00007f 00007f
00007f
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0000ff
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007f7f 007f7f
007f7f
72874c 72874c
72874c
007fff 007fff
007fff
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00ff7f
718852 718852
718852
00ffff 00ffff
00ffff
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7f007f
708857 708857
708857
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7f7f7f
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6f895d
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6e8a62 6e8a62
6e8a62
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6d8a68 6d8a68
6d8a68
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ff7f00
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ff7f7f
ff7fff ff7fff
ff7fff
6c8b6d 6c8b6d
6c8b6d
ffff00 ffff00
ffff00
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ffff7f
ffffff ffffff
ffffff
6b8c73 6b8c73
6b8c73